52319242 has 4 divisors (see below), whose sum is σ = 78478866. Its totient is φ = 26159620.

The previous prime is 52319233. The next prime is 52319243. The reversal of 52319242 is 24291325.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29365561 + 22953681 = 5419^2 + 4791^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52319242.

It is not an unprimeable number, because it can be changed into a prime (52319243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13079809 + ... + 13079812.

Almost surely, 2^52319242 is an apocalyptic number.

52319242 is a deficient number, since it is larger than the sum of its proper divisors (26159624).

52319242 is a wasteful number, since it uses less digits than its factorization.

52319242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26159623.

The product of its digits is 4320, while the sum is 28.

The square root of 52319242 is about 7233.2041309505. The cubic root of 52319242 is about 374.0133875692.

The spelling of 52319242 in words is "fifty-two million, three hundred nineteen thousand, two hundred forty-two".